35 lines
1.1 KiB
C#
35 lines
1.1 KiB
C#
using System;
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using Content.Server.AI.WorldState;
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using Content.Server.AI.WorldState.States.Utility;
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using Robust.Shared.GameObjects;
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namespace Content.Server.AI.Utility.Considerations.State
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{
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/// <summary>
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/// Simple NullCheck on a StoredState
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/// </summary>
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public sealed class StoredStateEntityIsNullCon : Consideration
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{
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public StoredStateEntityIsNullCon Set(Type type, Blackboard context)
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{
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// Ideally we'd just use a variable but then if we were iterating through multiple AI at once it'd be
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// Stuffed so we need to store it on the AI's context.
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context.GetState<StoredStateIsNullState>().SetValue(type);
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return this;
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}
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protected override float GetScore(Blackboard context)
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{
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var stateData = context.GetState<StoredStateIsNullState>().GetValue();
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if (stateData == null)
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{
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return 0;
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}
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context.GetStoredState(stateData, out StoredStateData<EntityUid> state);
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return !state.GetValue().IsValid() ? 1.0f : 0.0f;
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}
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}
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}
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